1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.CO2015
De Bruijn-Erdős type theorems for graphs and posets
Pierre Aboulker, Guillaume Lagarde, David Malec +2
A classical theorem of De Bruijn and Erdős asserts that any noncollinear set of n points in the plane determines at least n distinct lines. We prove that an analogue of this theore…
math.CO2014★ 1 cited
Lines, betweenness and metric spaces
Pierre Aboulker, Xiaomin Chen, Guangda Huzhang +2
A classic theorem of Euclidean geometry asserts that any noncollinear set of points in the plane determines at least distinct lines. Chen and Chvátal conjectured that this…